10640780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12373}}^1$

素因数の和:12425

約数の個数: 24

約数和(自身を含む): 22867152

約数和(自身を除く): 12226372

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 12373, 24746, 49492, 61865, 123730, 247460, 532039, 1064078, 2128156, 2660195, 5320390, 10640780]

約数ペア:

[(1, 10640780), (2, 5320390), (4, 2660195), (5, 2128156), (10, 1064078), (20, 532039), (43, 247460), (86, 123730), (172, 61865), (215, 49492), (430, 24746), (860, 12373)]